54872720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{97987}}^1$

素因数の和:98007

約数の個数: 40

約数和(自身を含む): 145806144

約数和(自身を除く): 90933424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 97987, 195974, 391948, 489935, 685909, 783896, 979870, 1371818, 1567792, 1959740, 2743636, 3429545, 3919480, 5487272, 6859090, 7838960, 10974544, 13718180, 27436360, 54872720]

約数ペア:

[(1, 54872720), (2, 27436360), (4, 13718180), (5, 10974544), (7, 7838960), (8, 6859090), (10, 5487272), (14, 3919480), (16, 3429545), (20, 2743636), (28, 1959740), (35, 1567792), (40, 1371818), (56, 979870), (70, 783896), (80, 685909), (112, 489935), (140, 391948), (280, 195974), (560, 97987)]